<%@ page language="java" import="java.util.*,java.sql.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP 'nianji.jsp' starting page</title>
    
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->

  </head>
  
  <body>
   
<%	Connection conn = null;
		PreparedStatement stmet = null;
		ResultSet rs = null;
		// 加载驱动
		try {
			Class.forName("com.mysql.jdbc.Driver");
		} catch (ClassNotFoundException e) {
			// TODO 自动生成的 catch 块
			e.printStackTrace();
		}
		// 建立连接
		try {
conn = DriverManager.getConnection("jdbc:mysql://localhost:3306/myschool", "sxx", "1234");
			// PreparedStatement与Connection之间的连接方式
			String st = "select * from grade";
			stmet = conn.prepareStatement(st);
			rs = stmet.executeQuery();
			// 循环显示查询结果
			out.print("hehe");
			while (rs.next()) {
				String a=rs.getInt(1) + "-------------" + rs.getString(2);
				out.print(a);
%><br>
		<%	}

		} catch (SQLException e) {
			// TODO 自动生成的 catch 块
			e.printStackTrace();
		} 

 %>
  </body>
</html>
